CN104225952A - 高纯度间苯二甲酰氯的提纯装置及提纯方法 - Google Patents
高纯度间苯二甲酰氯的提纯装置及提纯方法 Download PDFInfo
- Publication number
- CN104225952A CN104225952A CN201410517621.7A CN201410517621A CN104225952A CN 104225952 A CN104225952 A CN 104225952A CN 201410517621 A CN201410517621 A CN 201410517621A CN 104225952 A CN104225952 A CN 104225952A
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- Prior art keywords
- phthaloyl chloride
- crystallizer
- temperature
- high purity
- purification
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- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 238000000746 purification Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 230000035900 sweating Effects 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 14
- 239000012535 impurity Substances 0.000 claims description 12
- 239000000047 product Substances 0.000 claims description 12
- 239000012452 mother liquor Substances 0.000 claims description 7
- 210000004243 sweat Anatomy 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 238000002425 crystallisation Methods 0.000 claims description 5
- 239000000155 melt Substances 0.000 claims description 5
- 238000010583 slow cooling Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 239000012043 crude product Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000000460 chlorine Substances 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 238000007710 freezing Methods 0.000 claims description 2
- 230000008014 freezing Effects 0.000 claims description 2
- -1 isophthaloyl chlorine Chemical compound 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 230000008030 elimination Effects 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000013078 crystal Substances 0.000 description 6
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 4
- 150000001263 acyl chlorides Chemical class 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 239000004760 aramid Substances 0.000 description 2
- 229920006231 aramid fiber Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229920000106 Liquid crystal polymer Polymers 0.000 description 1
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 1
- 229920000784 Nomex Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000004763 nomex Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001230 polyarylate Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410517621.7A CN104225952B (zh) | 2014-09-30 | 2014-09-30 | 高纯度间苯二甲酰氯的提纯装置及提纯方法 |
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CN201410517621.7A CN104225952B (zh) | 2014-09-30 | 2014-09-30 | 高纯度间苯二甲酰氯的提纯装置及提纯方法 |
Publications (2)
Publication Number | Publication Date |
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CN104225952A true CN104225952A (zh) | 2014-12-24 |
CN104225952B CN104225952B (zh) | 2016-03-16 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109912404A (zh) * | 2019-03-15 | 2019-06-21 | 方圆化工有限公司 | 三氯甲基取代苯或相应酰卤的纯化方法及设备 |
CN110251986A (zh) * | 2019-07-19 | 2019-09-20 | 中冶焦耐(大连)工程技术有限公司 | 一种用于咔唑提纯的结晶器 |
CN115337662A (zh) * | 2022-08-29 | 2022-11-15 | 烟台裕祥精细化工有限公司 | 一种层式熔融结晶提纯间苯二甲酰氯的设备及其提纯方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU633209B2 (en) * | 1990-07-20 | 1993-01-21 | Alcan International Limited | Improved precipitation vessel |
JP2008279348A (ja) * | 2007-05-09 | 2008-11-20 | Sumitomo Chemical Co Ltd | 晶析方法 |
CN201625434U (zh) * | 2009-12-30 | 2010-11-10 | 上海奎林化工有限公司 | 一种提纯设备 |
CN102516060A (zh) * | 2011-12-08 | 2012-06-27 | 烟台泰和新材料股份有限公司 | 间苯二甲酰氯的制备方法 |
CN103145531A (zh) * | 2013-03-04 | 2013-06-12 | 丹东深兰化工有限公司 | 1.5-二羟基萘提纯精制方法 |
-
2014
- 2014-09-30 CN CN201410517621.7A patent/CN104225952B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU633209B2 (en) * | 1990-07-20 | 1993-01-21 | Alcan International Limited | Improved precipitation vessel |
JP2008279348A (ja) * | 2007-05-09 | 2008-11-20 | Sumitomo Chemical Co Ltd | 晶析方法 |
CN201625434U (zh) * | 2009-12-30 | 2010-11-10 | 上海奎林化工有限公司 | 一种提纯设备 |
CN102516060A (zh) * | 2011-12-08 | 2012-06-27 | 烟台泰和新材料股份有限公司 | 间苯二甲酰氯的制备方法 |
CN103145531A (zh) * | 2013-03-04 | 2013-06-12 | 丹东深兰化工有限公司 | 1.5-二羟基萘提纯精制方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109912404A (zh) * | 2019-03-15 | 2019-06-21 | 方圆化工有限公司 | 三氯甲基取代苯或相应酰卤的纯化方法及设备 |
CN110251986A (zh) * | 2019-07-19 | 2019-09-20 | 中冶焦耐(大连)工程技术有限公司 | 一种用于咔唑提纯的结晶器 |
CN115337662A (zh) * | 2022-08-29 | 2022-11-15 | 烟台裕祥精细化工有限公司 | 一种层式熔融结晶提纯间苯二甲酰氯的设备及其提纯方法 |
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CN104225952B (zh) | 2016-03-16 |
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Address after: No.1, Zhejiang Road, economic development zone, Fushan District, Yantai City, Shandong Province Patentee after: YANTAI YUXIANG FINE CHEMICAL Co.,Ltd. Address before: South head of Zhejiang Road, Zhongqiao Economic Development Zone, Qixia City, Yantai City, Shandong Province Patentee before: YANTAI YUXIANG FINE CHEMICAL Co.,Ltd. |
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Effective date of registration: 20231130 Address after: 750411 Ningxia Ningdong Energy and Chemical Base Coal Chemical Industry Park, Yinchuan City, Ningxia Hui Autonomous Region, north of Yinglite Project Park Road and east of parking lot Patentee after: Ningxia Ningdong Taihe Chemical Technology Co.,Ltd. Address before: No.1, Zhejiang Road, economic development zone, Fushan District, Yantai City, Shandong Province Patentee before: YANTAI YUXIANG FINE CHEMICAL Co.,Ltd. |